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cb94eb066e
vprintk use is not prefixed by a KERN_<LEVEL>, so emit these messages at KERN_ERR level. Using %pV can save some code and allow fs_err to be used, so do it. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
265 lines
7.3 KiB
C
265 lines
7.3 KiB
C
/*
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* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
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* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU General Public License version 2.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/spinlock.h>
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#include <linux/completion.h>
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#include <linux/buffer_head.h>
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#include <linux/crc32.h>
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#include <linux/gfs2_ondisk.h>
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#include <asm/uaccess.h>
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#include "gfs2.h"
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#include "incore.h"
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#include "glock.h"
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#include "util.h"
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struct kmem_cache *gfs2_glock_cachep __read_mostly;
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struct kmem_cache *gfs2_glock_aspace_cachep __read_mostly;
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struct kmem_cache *gfs2_inode_cachep __read_mostly;
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struct kmem_cache *gfs2_bufdata_cachep __read_mostly;
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struct kmem_cache *gfs2_rgrpd_cachep __read_mostly;
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struct kmem_cache *gfs2_quotad_cachep __read_mostly;
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struct kmem_cache *gfs2_rsrv_cachep __read_mostly;
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mempool_t *gfs2_page_pool __read_mostly;
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void gfs2_assert_i(struct gfs2_sbd *sdp)
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{
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fs_emerg(sdp, "fatal assertion failed\n");
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}
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int gfs2_lm_withdraw(struct gfs2_sbd *sdp, const char *fmt, ...)
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{
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struct lm_lockstruct *ls = &sdp->sd_lockstruct;
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const struct lm_lockops *lm = ls->ls_ops;
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va_list args;
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struct va_format vaf;
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if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW &&
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test_and_set_bit(SDF_SHUTDOWN, &sdp->sd_flags))
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return 0;
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va_start(args, fmt);
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vaf.fmt = fmt;
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vaf.va = &args;
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fs_err(sdp, "%pV", &vaf);
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va_end(args);
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if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW) {
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fs_err(sdp, "about to withdraw this file system\n");
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BUG_ON(sdp->sd_args.ar_debug);
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kobject_uevent(&sdp->sd_kobj, KOBJ_OFFLINE);
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if (!strcmp(sdp->sd_lockstruct.ls_ops->lm_proto_name, "lock_dlm"))
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wait_for_completion(&sdp->sd_wdack);
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if (lm->lm_unmount) {
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fs_err(sdp, "telling LM to unmount\n");
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lm->lm_unmount(sdp);
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}
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fs_err(sdp, "withdrawn\n");
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dump_stack();
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}
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if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)
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panic("GFS2: fsid=%s: panic requested\n", sdp->sd_fsname);
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return -1;
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}
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/**
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* gfs2_assert_withdraw_i - Cause the machine to withdraw if @assertion is false
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* Returns: -1 if this call withdrew the machine,
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* -2 if it was already withdrawn
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*/
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int gfs2_assert_withdraw_i(struct gfs2_sbd *sdp, char *assertion,
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const char *function, char *file, unsigned int line)
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{
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int me;
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me = gfs2_lm_withdraw(sdp,
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"fatal: assertion \"%s\" failed\n"
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" function = %s, file = %s, line = %u\n",
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assertion, function, file, line);
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dump_stack();
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return (me) ? -1 : -2;
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}
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/**
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* gfs2_assert_warn_i - Print a message to the console if @assertion is false
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* Returns: -1 if we printed something
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* -2 if we didn't
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*/
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int gfs2_assert_warn_i(struct gfs2_sbd *sdp, char *assertion,
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const char *function, char *file, unsigned int line)
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{
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if (time_before(jiffies,
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sdp->sd_last_warning +
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gfs2_tune_get(sdp, gt_complain_secs) * HZ))
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return -2;
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if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW)
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fs_warn(sdp, "warning: assertion \"%s\" failed at function = %s, file = %s, line = %u\n",
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assertion, function, file, line);
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if (sdp->sd_args.ar_debug)
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BUG();
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else
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dump_stack();
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if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)
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panic("GFS2: fsid=%s: warning: assertion \"%s\" failed\n"
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"GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
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sdp->sd_fsname, assertion,
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sdp->sd_fsname, function, file, line);
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sdp->sd_last_warning = jiffies;
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return -1;
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}
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/**
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* gfs2_consist_i - Flag a filesystem consistency error and withdraw
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* Returns: -1 if this call withdrew the machine,
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* 0 if it was already withdrawn
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*/
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int gfs2_consist_i(struct gfs2_sbd *sdp, int cluster_wide, const char *function,
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char *file, unsigned int line)
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{
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int rv;
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rv = gfs2_lm_withdraw(sdp,
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"fatal: filesystem consistency error - function = %s, file = %s, line = %u\n",
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function, file, line);
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return rv;
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}
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/**
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* gfs2_consist_inode_i - Flag an inode consistency error and withdraw
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* Returns: -1 if this call withdrew the machine,
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* 0 if it was already withdrawn
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*/
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int gfs2_consist_inode_i(struct gfs2_inode *ip, int cluster_wide,
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const char *function, char *file, unsigned int line)
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{
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struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
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int rv;
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rv = gfs2_lm_withdraw(sdp,
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"fatal: filesystem consistency error\n"
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" inode = %llu %llu\n"
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" function = %s, file = %s, line = %u\n",
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(unsigned long long)ip->i_no_formal_ino,
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(unsigned long long)ip->i_no_addr,
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function, file, line);
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return rv;
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}
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/**
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* gfs2_consist_rgrpd_i - Flag a RG consistency error and withdraw
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* Returns: -1 if this call withdrew the machine,
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* 0 if it was already withdrawn
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*/
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int gfs2_consist_rgrpd_i(struct gfs2_rgrpd *rgd, int cluster_wide,
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const char *function, char *file, unsigned int line)
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{
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struct gfs2_sbd *sdp = rgd->rd_sbd;
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int rv;
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rv = gfs2_lm_withdraw(sdp,
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"fatal: filesystem consistency error\n"
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" RG = %llu\n"
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" function = %s, file = %s, line = %u\n",
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(unsigned long long)rgd->rd_addr,
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function, file, line);
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return rv;
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}
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/**
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* gfs2_meta_check_ii - Flag a magic number consistency error and withdraw
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* Returns: -1 if this call withdrew the machine,
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* -2 if it was already withdrawn
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*/
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int gfs2_meta_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh,
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const char *type, const char *function, char *file,
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unsigned int line)
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{
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int me;
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me = gfs2_lm_withdraw(sdp,
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"fatal: invalid metadata block\n"
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" bh = %llu (%s)\n"
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" function = %s, file = %s, line = %u\n",
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(unsigned long long)bh->b_blocknr, type,
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function, file, line);
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return (me) ? -1 : -2;
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}
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/**
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* gfs2_metatype_check_ii - Flag a metadata type consistency error and withdraw
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* Returns: -1 if this call withdrew the machine,
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* -2 if it was already withdrawn
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*/
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int gfs2_metatype_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh,
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u16 type, u16 t, const char *function,
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char *file, unsigned int line)
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{
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int me;
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me = gfs2_lm_withdraw(sdp,
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"fatal: invalid metadata block\n"
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" bh = %llu (type: exp=%u, found=%u)\n"
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" function = %s, file = %s, line = %u\n",
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(unsigned long long)bh->b_blocknr, type, t,
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function, file, line);
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return (me) ? -1 : -2;
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}
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/**
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* gfs2_io_error_i - Flag an I/O error and withdraw
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* Returns: -1 if this call withdrew the machine,
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* 0 if it was already withdrawn
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*/
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int gfs2_io_error_i(struct gfs2_sbd *sdp, const char *function, char *file,
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unsigned int line)
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{
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int rv;
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rv = gfs2_lm_withdraw(sdp,
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"fatal: I/O error\n"
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" function = %s, file = %s, line = %u\n",
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function, file, line);
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return rv;
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}
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/**
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* gfs2_io_error_bh_i - Flag a buffer I/O error and withdraw
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* Returns: -1 if this call withdrew the machine,
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* 0 if it was already withdrawn
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*/
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int gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh,
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const char *function, char *file, unsigned int line)
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{
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int rv;
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rv = gfs2_lm_withdraw(sdp,
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"fatal: I/O error\n"
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" block = %llu\n"
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" function = %s, file = %s, line = %u\n",
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(unsigned long long)bh->b_blocknr,
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function, file, line);
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return rv;
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}
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